étervseverTell them apart

Quick tell: éter is a noun, ever is an adverb, so they fill different roles in a sentence.

Which to use

“éter” is a noun and “ever” is an adverb - they look or sound alike but fill different roles in a sentence.

#29,001
“éter” frequency rank
#16,847
“ever” frequency rank
45848
confusion score

Side-by-Side Comparison

Feature éter ever
Definition Fluido hipótetico que se había postulado para explicar la propagación de la luz a través del espacio vacío. Alguna vez.

Where the eye mixes éter and ever

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. éter and ever follow the identical consonant-vowel pattern (VCVC). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
éter
4 ch
ever

Look-alike desk: éter vs ever

These two trip readers on the page rather than in the ear: éter is [ˈet̪eɾ] while ever is /ˈɛv.ə/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 45848, derived from the frequency rank of both members and their visual similarity.

éter is recorded at frequency rank #29,001, classified as anoun, pronounced [ˈet̪eɾ]. ever is at rank #16,847, tagged as anadv, pronounced /ˈɛv.ə/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 45848, this pair ranks #129,115 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of éter vs ever

Shared letters: er. Private to "éter": té. Private to "ever": v.

"éter" · 4 letters · shape VCVC  ·  "ever" · 4 letters · shape VCVC

Known mistypes of this pair

  • ever ← eber · eevr · everr · evre · evver · veer

Frequently Asked Questions

Is swapping "éter" for "ever" ever safe?
No - they are not even the same part of speech. "éter" is a noun and "ever" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "éter" or "ever"?
"ever" is the more common of the two: it sits at frequency rank #16,847 in our Spanish list, against #29,001 for "éter". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "éter" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ever" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #129,115 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "éter" and "ever" also get mixed up with nearby pairs, the highest-scored neighbour is "egeo vs éter". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #129,115 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list